If the standard to produce a given amount of product is 2,000 units of direct materials at $12 and the actual direct materials used are 1,600 units at $13, the direct materials quantity variance is $5,200 favorable.

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Factor the polynomial by its greatest common monomial factor.

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?